diff --git a/Package.resolved b/Package.resolved
index 67afbb0..caf2d32 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -23,8 +23,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/dodobrands/BlackBox",
       "state" : {
-        "revision" : "763ff6170ce16698477c3f333e9826981c0c05e4",
-        "version" : "3.0.0"
+        "revision" : "ba8f78d3552c22913fbcacd4c5c6d3b1f7aa5f2d",
+        "version" : "4.0.1"
       }
     },
     {
diff --git a/Package.swift b/Package.swift
index e2d44cb..eff31d2 100644
--- a/Package.swift
+++ b/Package.swift
@@ -24,7 +24,7 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         .package(
             url: "https://github.com/dodobrands/BlackBox",
-            .upToNextMajor(from: "3.0.0")
+            .upToNextMajor(from: "4.0.1")
         ),
         .package(
             url: "https://github.com/firebase/firebase-ios-sdk",